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RV Battery Isolators


70 Amp and 120 Amp 2 Battery Isolators

These RV battery isolators are ideal for recreational vehicle, marine and automotive standard alternators. With this RV battery isolator lower charged batteries will not drain higher charged batteries.  In addition, this product can simultaneously charge batteries from a single power source. Use on RVs, travel trailers or vehicles with winches or other auxiliary electrical accessories. Easy installation. No maintenance. Rugged solid-state design. Engineered to be safe and reliable.

They solve all problems of battery isolation, battery charging, current control, battery equalization, proper voltage regulation and alternator protection in a multi-battery, equal voltage system. They are not heat sinked for continuous duty higher than model rating. They are to be used for 1 main battery (bank) and 1 auxiliary battery (bank) with alternators up to 70 amp or 120 amp output, respectively.

Designed to operate at full-rated load temperature between -40° F (-40° C) to 250° F (121° C). Includes installation instructions.

Standard Installation Kit - #55-1249
(Special Order - Please call)

Use with all standard isolators. Includes 15 feet of eight (8) gauge wire, one (50) amp circuit breaker, and crimp-n-seal terminals.


RV Battery Isolators - How to Order:

Please order online below. For questions or phone ordering, our telephone lines ( Toll Free 1-800-755-4775 ) are Open 7am to 7:30pm Mon-Fri, 9am-4pm Sat, (Central Time) Sale Prices Shown are Valid Until 04/28/17.

Complete Parts Catalog Electrical (12 Volt) Index Shipping Info Return Policy About PPL
Stock # Item Description Price Qty Order
Items Presented Above
55-8907 BATTERY ISOLATOR - 70A - EQUALIZE & ISOLATE 2-BATTERY BANKS...Regularly $44.99  On Sale for Only $36.53
Manufacturer #s: 19-3727, RB-BI-70A
55-8914 BATTERY ISOLATOR - 120 AMP - EQUALIZE MULTIPLE BATTERIES...Regularly $83.39  On Sale for Only $61.52
Manufacturer #s: 19-0310, 1202-D
55-1249 INSTALLATION WIRING KIT - FOR STANDARD ISOLATORS...Regularly $55.28  On Sale for Only $46.07
Manufacturer #s: 95-3063, IGK1550
$46.07 To Order, Please Call
Links to Related Items( Click on Description for Pictures & More Info )
55-8994 REPLACEMENT BATTERY TERMINALS-FIT ALL STD TOP POSTS-PKG OF 2...Regularly $5.39  On Sale for Only $3.85
Manufacturer #s: 19-0493, 00147
55-8807 INTELLI-POWER CHARGE WIZARD 12V...Regularly $38.39  On Sale for Only $24.95
Manufacturer #s: PD9105V, 19-0262


PPL's RV Parts Superstore stocks popular products for immediate delivery. Also, we can quickly deliver almost any item from our warehouses located throughout the United States. We will work hard to help you obtain the products and parts that you need. Our Sale Prices are limited to in-stock quantities for some items.

Click on this link to return to RV Battery Isolators plus an index of links to many additional Converters, Inverters, 12V Electric. PPL's RV Parts Superstore has 1000's of RV Parts and Accessories for sale.  If you do not find the item you are looking for, please call us at 1-800-755-4775 .

9 steps booklet Selling Your RV?  Use the button to the left to request the free no-obligation booklet "9 Steps to Selling Your RV....Avoid Common Mistakes". These tips and "no-nos" could save you 1000's  of dollars and help you avoid common mistakes in selling your RV.

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Telephone Order Lines are open from 7am to 7:30pm Mon-Fri, 9am to 4pm Sat, Central Time
See Below for Hours of All other Services

PPL's RV Parts Superstore - Houston
10777 Southwest Freeway
Houston, Texas 77074

PPL's RV Parts Superstore - Dallas/Ft. Worth
2408 N Main St.
Cleburne, Texas 76033

Hours: 8:30am-5:30pm CST Mon-Fri
9:00am-4:00pm CST Saturday

Toll Free: 1-800-755-4775

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